HOMEVULNERABILITIESCVE-2019-15743
MEDIUM

CVE-2019-15743

CWE-610Published: November 14, 2019· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official Description

The Sony Xperia Touch Android device with a build fingerprint of Sony/blanc_windy/blanc_windy:7.0/LOIRE-SMART-BLANC-1.0.0-170530-0834/1:user/dev-keys contains a pre-installed app with a package name of com.sonymobile.android.maintenancetool.testmic app (versionCode=24, versionName=7.0) that allows unauthorized microphone audio recording via a confused deputy attack. This capability can be accessed by any app co-located on the device. This app allows a third-party app to use its open interface to record audio to external storage.

NVD Source

Technical Analysis

CVE-2019-15743 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

sony2 product(s)
xperia touch firmwarexperia touch
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttps://www.kryptowire.com/android-firmware-2019/
ADVISORYhttps://www.kryptowire.com/android-firmware-2019/

All References (2)

→
https://www.kryptowire.com/android-firmware-2019/Third Party Advisory
→
https://www.kryptowire.com/android-firmware-2019/Third Party Advisory

Quick Facts

CVE IDCVE-2019-15743
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-610
CISA KEVNo
Affected1 vendor(s)
PublishedNov 14, 2019

Related CVEs (CWE-610)

CVE-2017-16088
10.0
CVE-2019-7290
10.0
CVE-2022-39206
9.9
CVE-2022-20239
9.8
CVE-2021-43685
9.8
CVE-2025-7824
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-15743 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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